======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '83'
                                          'artist'  'Nanarland Radioblog'
                                     'text_people'  ''
                                         'release'  'Nanarland Radioblog'
                                           'title'  'Track 17'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'soundtrack-web'
                                             'bpm'  '145.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:ID3v1 Comment:XXX'                            ' 000001B9 00000061 0000078C'
'COMM:iTunNORM:eng'                                 (' 000001B9 00000061 0000078C 0000080F 00010172 0001281F 00003655 00003EFC '
 '0000A51A 0000DDD6')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009C0 0000000000384F30 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '750D741A+258523+26+150+13567+26763+39616+51128+61477+74620+88025+92246+97194+107290+116311+126554+139437+148982+167269+170742+177018+182622+189942+196104+199612+206747+225740+229772+238003'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '17'
'TALB' (Album/Movie/Show title)                     'Nanarland Radioblog'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-web'
'TDRC' (Recording time)                             '1980'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         'Track 17'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nanarland Radioblog'
'TRCK' (Track number/Position in set)               '17'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.72 dB'
'TXXX:replaygain_track_peak'                        '0.585277'

========================== row from database ==========================
                                              'id'  1373648
                                            'path'  /data/Music/Bulk/0soundtrack/Nanarland Radioblog/Zombi_Holocaust_The_Magic_Is_In_Progress_(Nico_Fidenco).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  83
                                           'genre'  soundtrack-web
                                        'filesize'  1677079
                                           'mtime'  1620329182
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Zombi_Holocaust_The_Magic_Is_In_Progress_(Nico_Fidenco) soundtrack web
                                      'tag_artist'  Nanarland Radioblog
                                     'tag_release'  Nanarland Radioblog
                                       'tag_title'  Track 17
                                             'bpm'  145.8
                                    'search_title'  'track':1
                                   'search_artist'  'nanarland':1 'radioblog':2
                                  'search_release'  'nanarland':1 'radioblog':2
                                     'search_rest'  '0soundtrack':1 'fidenco':10,19 'holocaust':3,12 'in':7,16 'is':6,15 'magic':5,14 'nico':9,18 'progress':8,17 'soundtrack':20 'the':4,13 'web':21 'zombi':2,11
                                    'search_combo'  '0soundtrack':6 'fidenco':15,24 'holocaust':8,17 'in':12,21 'is':11,20 'magic':10,19 'nanarland':2B,4C 'nico':14,23 'progress':13,22 'radioblog':3B,5C 'soundtrack':25 'the':9,18 'track':1A 'web':26 'zombi':7,16
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620329181.6536274  (2021-05-06 21:26:21)
                             'size'  1677079